A nonmetallic circular item with an aperature, having a solid round cross-section. They are used primarily for sealing. For items with other than round cross section, see packing,preformed. For noncircular items with a round cross-section, see seal,nonmetallic round section and rubber,round section.
NSN 5985-01-614-1968
NSN 5835-01-089-7615
NSN 4140-00-311-6329
NSN 6130-01-451-5599
NSN 5915-00-617-4491
NSN 5985-00-924-4730
NSN 6685-01-094-6455
NSN 6130-00-860-9651
NSN 5905-01-443-3551
NSN 5990-01-216-1276
NSN 5975-01-587-0986
NSN 5945-01-096-5817